For standard & HE machines. Powerful whitening. Gentle on fabrics (see directions). Powerful bleach that's gentle on fabrics! When can I use Clorox Ultimate Care Bleach? Most white clothes can be washed with this product. If in doubt about a garment: Apply one drop to hidden area. Rinse after 3 minutes, blot dry. If no color change, garment can be safely bleached. Avoid bleaching wool, silk, mohair, leather, spandex and nonfast colors. Visit www.clorox.com. Made in the USA.